assimp/tools/assimp_view/LogDisplay.h

/*
---------------------------------------------------------------------------
Open Asset Import Library (assimp)
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Copyright (c) 2006-2012, assimp team

All rights reserved.

Redistribution and use of this software in source and binary forms, 
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* Redistributions of source code must retain the above
  copyright notice, this list of conditions and the
  following disclaimer.

* Redistributions in binary form must reproduce the above
  copyright notice, this list of conditions and the
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* Neither the name of the assimp team, nor the names of its
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  derived from this software without specific prior
  written permission of the assimp team.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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*/
#pragma once

#include <list>

namespace AssimpView
{

    //-------------------------------------------------------------------------------
    /**	\brief Class to display log strings in the upper right corner of the view
    */
    //-------------------------------------------------------------------------------
    class CLogDisplay
    {
    private:

        CLogDisplay()  {}

    public:

        // data structure for an entry in the log queue
        struct SEntry
        {
            SEntry()
                :
                clrColor( D3DCOLOR_ARGB( 0xFF, 0xFF, 0xFF, 0x00 ) ), dwStartTicks( 0 )
            {}

            std::string szText;
            D3DCOLOR clrColor;
            DWORD dwStartTicks;
        };

        // Singleton accessors
        static CLogDisplay s_cInstance;
        inline static CLogDisplay& Instance()
        {
            return s_cInstance;
        }

        // Add an entry to the log queue
        void AddEntry( const std::string& szText,
            const D3DCOLOR clrColor = D3DCOLOR_ARGB( 0xFF, 0xFF, 0xFF, 0x00 ) );

        // Release any native resources associated with the instance
        void ReleaseNativeResource();

        // Recreate any native resources associated with the instance
        void RecreateNativeResource();

        // Called during the render loop
        void OnRender();

    private:

        std::list<SEntry> asEntries;
        ID3DXFont* piFont;
    };

}